                                                                   Revision : 02
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Software name      Conexant Audio Software

Support models     ThinkPad R400
                   ThinkPad R500
                   ThinkPad T400
                   ThinkPad T500
                   ThinkPad W500
                   ThinkPad W700, W700ds
                   ThinkPad X200, X200s, X200 Tablet
                   ThinkPad X301

Operating Systems  Microsoft Windows 7  32-bit, 64-bit

                   Refer to marketing materials to find out what computer models
                   support which Operating Systems.

Version            4.92.12.0

Support devices    Conexant High Definition SmartAudio 221
                   Conexant 20561 SmartAudio HD


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WHAT THIS PACKAGE DOES

  This package installs the software (Conexant Audio Software) to enable the
  following devices.

  Device name                             Device name in the Device Manager
  --------------------------------------- ---------------------------------------
  Conexant High Definition SmartAudio 221 Conexant High Definition SmartAudio 221
  Conexant 20561 SmartAudio HD            Conexant 20561 SmartAudio HD

  Refer to marketing materials to find out what computer models support which
  devices.

  If this package has been installed, updating (overwrite-installing) this
  package will fix problems, add new functions, or expand functions as noted
  below.

  This program is language independent and can be used with any language system.


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CHANGES IN THIS RELEASE
  Version 4.92.12.0 (6ea160ww)

[Important updates]
  Nothing.

[New functions or enhancements]
  Nothing.

[Problem fixes]
- Fixed an issue where a warning message might appear during installation.
- Fixed an issue that consumed large amount of memory.
  Note: Removed the Peak Meter in the right pane of the Volume Mixer page meter.


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DETERMINING WHICH VERSION IS INSTALLED

  1. Click Start.
  2. Right-click Computer, and then click Properties.
  3. At the left pane, click Device Manager.
  4. Double-click the Sound, video and game controllers category.
  5. Double-click either of the following devices.
       Conexant High Definition SmartAudio 221
       Conexant 20561 SmartAudio HD.
  6. Click the Driver tab.
  7. Check Driver Version.


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NOTES

- To install this package, Microsoft .NET Framework 3.0 and up should be
  installed before installation.

- For X200 Tablet, the latest Tablet Shortcut Menu (7WG707WW or later) should
  be installed to avoid beamforming function error.


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INSTALLATION INSTRUCTIONS

Note:
- If your computer runs satisfactorily now, it may not be necessary to update
  the software. To determine if you should update the software, refer to the
  Version Information section.


Manual Install

  This section assumes to use Internet Explorer and Windows Explorer.

  Downloading file
  1. Click once on the underlined file name. Once this is done, some pop-up
     windows will appear.
  2. Follow the instructions on the screen.
  3. In the window to choose Run or Save, click Save.
  4. Choose the folder you would like to download the file to and click Save.
     A different window will appear and the download will begin and complete.
     Once the download has completed, there may or may not be a message stating
     that the download completed successfully.

  Extracting file
  5. Make sure to be logged on with an administrator account.
  6. Locate the folder where the file was downloaded.
  7. Locate the file that was downloaded and double-click it.
  8. Follow the instructions on the screen.
  9. In the Select Destination Location window, click Next. If you would like to
     select a different folder, click Browse.
 10. In the Ready to Install window, click Install. All the necessary files will
     be extracted to the folder selected in the step 9.

  Installing files
 11. Make sure the checkbox next to "Install ..... now" is checked and click
     Finish.
 12. Follow the instructions on the screen to complete installation and restart
     the computer.

  Finally delete the file saved in the step 4.


Unattended Install

  This is for system administrators' use only.

  1. Refer to the Manual Install section, and download and extract the file.
  2. In the step 11 of the Installing files section, uncheck the checkbox next
     to "Install ..... now", and then click Finish to cancel installation.
  3. At the command line, execute setup.exe with the -s option.
     Example: [Path where the files were extracted]\setup -s


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VERSION INFORMATION

  The following versions have been released to date.

  Version    Build ID    Rev.  Issue Date
  ---------  --------    ----  ----------
  4.92.12.0  6ea160ww    02    2010/12/07
  4.92.12.0  6ea160ww    01    2010/11/12
  4.92.12.0  6ea159ww    01    2009/12/16
  4.92.10.0              01    2009/10/02

  Note: Revision number (Rev.) is for administrative purpose of this README
        document and is not related to software version. There is no need to
        upgrade this software when the revision number changes.

  To check the version of software, refer to the Determining which version is
  installed section.


Summary of Changes

  Where: <   >        Version number
         (   )        Build ID for administrative purpose
         [Important]  Important update
         (New)        New function or enhancement
         (Fix)        Correction to existing function

<4.92.12.0> (6ea160ww)
 - (Fix) Fixed an issue where a warning message might appear during installation.

<4.92.12.0> (6ea160ww)
 - (Fix) Fixed an issue that consumed large amount of memory.
         Note: Removed the Peak Meter in the right pane of the Volume Mixer page
               meter.

<4.92.12.0> (6ea159ww)
 - (New) Enhancement of Smart Audio GUI
 - (Fix) Fixed an issue wherein the Headphone limiter's slider (as well as its
         function) was unavailable when logged in as different user.
 - (Fix) Fixed an issue wherein the SmartAudio icon disappeared in system tray
         after restart if the "Run in System Tray" was enabled.
 - (Fix) Corrected a SmartAudio GUI behavior wherein the headphone GUI is now
         shown without colorful sliders during multistream mode with no
         headphone physically attached.

<4.92.10.0>
 - (New) Initial release.


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LIMITATIONS

  Nothing.


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TRADEMARKS

* Lenovo and ThinkPad are registered trademarks of Lenovo.

* Conexant is a registered trademark of Conexant Systems, Inc.
* Microsoft and Windows are registered trademarks of Microsoft Corporation.

Other company, product, and service names may be registered trademarks,
trademarks or service marks of others.